deborahbandanaa deborahbandanaa 26-11-2022 Mathematics Answered Determine whether the graphs of the given equations are parallel, perpendicular, or neither. 7. y = 4x + 5 8. y = 3x + 5 9. y − 7x = 3 2x + 8y = 16 −3x − y = 9 14x − 2y = 28